TY - RPRT TI - Scattering matrix pole expansions for complex wave numbers in R -matrix theory AU - Ducru, Pablo AU - Forget, Benoit AU - Sobes, Vladimir AU - Hale, Gerald AU - Paris, Mark PY - 2021 DO - 10.1103/physrevc.103.064609 UR - https://www.osti.gov/biblio/2532378 ID - 2532378 ER -